408205008

素因数分解:

$2^4\times 3^6\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:548

約数の個数: 140

約数和(自身を含む): 1203524160

約数和(自身を除く): 795319152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 81, 108, 144, 158, 162, 216, 237, 243, 316, 324, 432, 443, 474, 486, 632, 648, 711, 729, 886, 948, 972, 1264, 1296, 1329, 1422, 1458, 1772, 1896, 1944, 2133, 2658, 2844, 2916, 3544, 3792, 3888, 3987, 4266, 5316, 5688, 5832, 6399, 7088, 7974, 8532, 10632, 11376, 11664, 11961, 12798, 15948, 17064, 19197, 21264, 23922, 25596, 31896, 34128, 34997, 35883, 38394, 47844, 51192, 57591, 63792, 69994, 71766, 76788, 95688, 102384, 104991, 107649, 115182, 139988, 143532, 153576, 191376, 209982, 215298, 230364, 279976, 287064, 307152, 314973, 322947, 419964, 430596, 460728, 559952, 574128, 629946, 645894, 839928, 861192, 921456, 944919, 1259892, 1291788, 1679856, 1722384, 1889838, 2519784, 2583576, 2834757, 3779676, 5039568, 5167152, 5669514, 7559352, 8504271, 11339028, 15118704, 17008542, 22678056, 25512813, 34017084, 45356112, 51025626, 68034168, 102051252, 136068336, 204102504, 408205008]

約数ペア:

[(1, 408205008), (2, 204102504), (3, 136068336), (4, 102051252), (6, 68034168), (8, 51025626), (9, 45356112), (12, 34017084), (16, 25512813), (18, 22678056), (24, 17008542), (27, 15118704), (36, 11339028), (48, 8504271), (54, 7559352), (72, 5669514), (79, 5167152), (81, 5039568), (108, 3779676), (144, 2834757), (158, 2583576), (162, 2519784), (216, 1889838), (237, 1722384), (243, 1679856), (316, 1291788), (324, 1259892), (432, 944919), (443, 921456), (474, 861192), (486, 839928), (632, 645894), (648, 629946), (711, 574128), (729, 559952), (886, 460728), (948, 430596), (972, 419964), (1264, 322947), (1296, 314973), (1329, 307152), (1422, 287064), (1458, 279976), (1772, 230364), (1896, 215298), (1944, 209982), (2133, 191376), (2658, 153576), (2844, 143532), (2916, 139988), (3544, 115182), (3792, 107649), (3888, 104991), (3987, 102384), (4266, 95688), (5316, 76788), (5688, 71766), (5832, 69994), (6399, 63792), (7088, 57591), (7974, 51192), (8532, 47844), (10632, 38394), (11376, 35883), (11664, 34997), (11961, 34128), (12798, 31896), (15948, 25596), (17064, 23922), (19197, 21264)]